Power controll
Vdc pre-ctrl P
p3520[0]
Vdc pre-ctrl P
p3520[3]
DC link voltage controller
Vdc Z_set
p3511
[7984.6]
r5433
+
Vdc Z_set
300.00...1600.00 V
+
p3510 (600.00)
<1>
Vdc_act
r0070
[8950.1]
<1> Upon pulse enable, the dc link voltage is transmitted via a ramp (p3566) from the actual current value to the setpoint value p3510.
1
2
DO: VECTOR
Technology controller - DC link voltage controller (r0108.16 = 1)
Prectrl P scal
p3521[0]
(0)
+
+
(0)
p3521[3]
Prectrl P scal
Vdc_ctrl Kp
p3560
C_DCL tot
p3422
+
–
Vdc setpoint
r0088
[8964.6]
Inhib V_ctrl mode
p3513
3
4
I = P/U
Vdc_ctrl Tn
p3562
r0063
Kp
Tn
+
Enabling and linearisation
+
r3554
Vdc_ctr I_comp
1
5
6
fp_7960_54_eng.vsd
16.11.09 V04.03.01
p0115[0] (250.00 μs)
r0074
Vdc-ctrl active
r3405.1
[6320.8]
r3533
I_act ctrl stp
r3517
-1
r3533
7
8
Function diagram
- 7960 -
S120/S150/G130/G150